POE (4-17) tert-Octylphenol,1000 µg/mL,water,10mL,

Endosulfan-sulfate, 100 µg/ml, Methanol, 1ml

Theophylline, neat, Solvent-neat, Unit 500mg, # of units-1, Cas.no. 58-55-9

Mecarbam, 100 µg/ml, Acetonitrile, 1ml